/*
 * MIT License
 *
 * Copyright (c) 2023 北京凯特伟业科技有限公司
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.je.bpm.core.process.validation.validator.impl;

import com.je.bpm.core.model.BpmnModel;
import com.je.bpm.core.model.EventListener;
import com.je.bpm.core.model.ImplementationType;
import com.je.bpm.core.model.process.Process;
import com.je.bpm.core.process.validation.ValidationError;
import com.je.bpm.core.process.validation.validator.Problems;
import com.je.bpm.core.process.validation.validator.ProcessLevelValidator;
import java.util.List;

public class ActivitiEventListenerValidator extends ProcessLevelValidator {

  @Override
  protected void executeValidation(BpmnModel bpmnModel, Process process, List<ValidationError> errors) {
    List<EventListener> eventListeners = process.getEventListeners();
    if (eventListeners != null) {
      for (EventListener eventListener : eventListeners) {
        if (eventListener.getImplementationType() != null && eventListener.getImplementationType().equals(ImplementationType.IMPLEMENTATION_TYPE_INVALID_THROW_EVENT)) {
          addError(errors, Problems.EVENT_LISTENER_INVALID_THROW_EVENT_TYPE, process, eventListener, "Invalid or unsupported throw event type on event listener");
        } else if (eventListener.getImplementationType() == null || eventListener.getImplementationType().length() == 0) {
          addError(errors, Problems.EVENT_LISTENER_IMPLEMENTATION_MISSING, process, eventListener, "Element 'class', 'delegateExpression' or 'throwEvent' is mandatory on eventListener");
        } else if (eventListener.getImplementationType() != null) {
          if (!ImplementationType.IMPLEMENTATION_TYPE_CLASS.equals(eventListener.getImplementationType())
              && !ImplementationType.IMPLEMENTATION_TYPE_DELEGATEEXPRESSION.equals(eventListener.getImplementationType())
              && !ImplementationType.IMPLEMENTATION_TYPE_THROW_SIGNAL_EVENT.equals(eventListener.getImplementationType())
              && !ImplementationType.IMPLEMENTATION_TYPE_THROW_GLOBAL_SIGNAL_EVENT.equals(eventListener.getImplementationType())
              && !ImplementationType.IMPLEMENTATION_TYPE_THROW_MESSAGE_EVENT.equals(eventListener.getImplementationType())
              && !ImplementationType.IMPLEMENTATION_TYPE_THROW_ERROR_EVENT.equals(eventListener.getImplementationType())) {
            addError(errors, Problems.EVENT_LISTENER_INVALID_IMPLEMENTATION, process, eventListener, "Unsupported implementation type for event listener");
          }

        }

      }

    }
  }

}
